| Date | Name | Title | Action | No Shares | Price Per Share |
|---|---|---|---|---|---|
Insider Transactions For GHC | |||||
| 2025-11-11 | O'shaughnessy, Laura | 10% Owner | Purchased | 7582 | $872.01 |
| 2025-11-11 | O'shaughnessy, Timothy J | Director, President and CEO | Sold | 6839 | $1,085.29 |
| 2025-11-11 | O'shaughnessy, Timothy J | Director, President and CEO | Purchased | 7582 | $872.01 |
| 2025-11-11 | O'shaughnessy, Laura | 10% Owner | Sold | 7582 | $0.00 |
| 2025-11-11 | O'shaughnessy, Laura | 10% Owner | Sold | 6839 | $1,085.29 |
| 2025-11-11 | O'shaughnessy, Timothy J | Director, President and CEO | Sold | 7582 | $0.00 |
| 2025-10-20 | Maas,, Jacob | Executive VP | Sold | 501 | $987.72 |
| 2025-10-20 | Maas,, Jacob | Executive VP | Purchased | 1000 | $0.00 |
| 2025-10-07 | O'shaughnessy, Timothy J | Director, President and CEO | Purchased | 2800 | $0.00 |
| 2025-10-07 | O'shaughnessy, Laura | 10% Owner | Purchased | 2800 | $0.00 |
| 2025-10-07 | O'shaughnessy, Laura | 10% Owner | Sold | 2800 | $0.00 |
| 2025-10-07 | O'shaughnessy, Timothy J | Director, President and CEO | Sold | 2800 | $0.00 |
| 2025-10-01 | Mulcahy, Anne M | Director | Purchased | 21 | $1,165.25 |
| 2025-10-01 | Conley, Danielle Y. | Director | Purchased | 19 | $1,165.25 |
| 2025-10-01 | Davis, Christopher C | Director | Purchased | 23 | $1,165.25 |
| 2025-10-01 | Markell, Jack A. | Director | Purchased | 7 | $1,165.25 |
| 2025-10-01 | Wagoner, G Richard Jr | Director | Purchased | 21 | $1,165.25 |
| 2025-09-29 | O'shaughnessy, Laura | 10% Owner | Sold | 6568 | $1,190.80 |
| 2025-09-29 | O'shaughnessy, Laura | 10% Owner | Purchased | 7580 | $872.01 |
| 2025-09-29 | O'shaughnessy, Timothy J | Director, President and CEO | Sold | 7580 | $0.00 |